graphics, icons, a mouse, and the point-and-click technology that is still standard. it was innovative and influential, but sales were disappointing, and jobs' confrontational management style became even more brittle. he would try and rationalize it in this taped interview with isaacson. >> i feel totally comfortable going in front of everybody else, you know, "god, we really [bleep] up the engineering on this, didn't we?" that's the ante for being in the room. so we're brutally honest with each other, and all of them can tell me they think i'm full of [bleep], and i can tell anyone i think they're full of [bleep], and we've had some rip-roaring arguments where we're yelling at each other. >> jobs loved the arguments but not everybody else did, and isaacson writes that some of his top people began defecting. >> he was not the world's greatest manager. in fact, he could have been one of the world's worst managers. you know, he was always, you know, upending things and, you know, and throwing things into turmoil. this made great products, but it didn't make for a great management style.